For the Inventor, By the Inventor

Enter assignee name

Villingen, Germany

Kienzle Apparate Gmbh

USPTO Granted Patents = 65

Forward Citations = 550

Loading Chart...

Loading Chart...

71 inventors (with patents filed for the assignee):

Heinz Kelch (11 out of 15 patents)

Bernhard Kaiser (6 out of 6 patents)

Jurgen Adams (5 out of 16 patents)

4. Manfred Fichter (5 out of 7 patents)

5. Eduard Schuh (5 out of 6 patents)

6. Berthold Dold (5 out of 5 patents)

7. Hans-Peter Scholl (5 out of 5 patents)

8. Klaus Tauchert (4 out of 6 patents)

9. Paul Blaser (3 out of 4 patents)

10. Ulrich Warkentin (3 out of 3 patents)

11. Helmut Schmidt (3 out of 3 patents)

12. Walter Strobel (3 out of 3 patents)

13. Lothar Herrmann (3 out of 3 patents)

14. Helmut Muller (3 out of 3 patents)

15. Dietmar Hummel (3 out of 3 patents)

Core Competencies:

Taximeter

Printing Apparatus

Electronic Control

Data Processing

Self-Collecting

Coin Testing

Parking Meter

Document Feeding

Tachograph

Electromechanical

Monitoring System

Speed Recording

65 patents: Sort by Forward Citations

1. 4810118 - Cartridge system for printing apparatus (1989-03-07),

2. 4807737 - Manually actuated, self-collecting parking meter (1989-02-28),

3. D293557 - Taximeter (1988-01-05),

4. 4715223 - Device for testing properties of coins (1987-12-29),

5. 4676680 - Printing assembly with coloring system (1987-06-30),

6. 4670750 - Photoelectric impulse transmitter (1987-06-02),

7. 4655446 - Storage compartment for documents (1987-04-07),

8. 4650177 - Record sorting (1987-03-17),

9. 4625958 - Document feeding mechanism with pivotable input chute (1986-12-02),

10. 4607739 - Coin activated timer mechanism (1986-08-26),

11. 4589143 - Information processing mechanism with combined printing and reading (1986-05-13),

12. 4580039 - Circuit arrangement for the protection of data in volatile write-read (1986-04-01),

13. 4578760 - Arrangement for controlling an electronic taximeter (1986-03-25),

14. 4577683 - Heat exchanger with separate helical ducts (1986-03-25),

15. 4574189 - Taximeter assembly (1986-03-04),

Company Overview

Kienzle Apparate GmbH, based in Villingen, Germany, specializes in the development and manufacturing of advanced taximeter technology. The company focuses on innovative solutions in electronic control systems, data processing, and document feeding, catering to the needs of the transportation and parking sectors. Their expertise extends to self-collecting mechanisms and coin testing, ensuring reliable and efficient operations for various applications, including parking meters and printing apparatus. Kienzle is committed to enhancing the functionality and accuracy of taximeter systems.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

65 Patents

#1 in Villingen

#867 in Germany

#11,318 in the World

Villingen, Germany

Kienzle Apparate Gmbh

Forward Citations = 550

71 inventors:

Heinz Kelch (11 out of 15 patents)

Bernhard Kaiser (6 out of 6 patents)

Jurgen Adams (5 out of 16 patents)

4. Manfred Fichter (5 out of 7 patents)

5. Eduard Schuh (5 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kienzle Apparate Gmbh. Retrieved from https://idiyas.com/company/kienzle-apparate

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

Loading…